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Finding the Fourth Proportional to 29,247.99, 40,362.23 and 16,503.88

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Solution

The fourth proportional to 29,247.99, 40,362.23 and 16,503.88 is: 22,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,247.99 : 40,362.23 = 16,503.88 : x
  2. Step 2: Convert to fraction form
    29,247.99/40,362.23 = 16,503.88/x
  3. Step 3: Cross multiply
    29,247.99x = 40,362.23 × 16,503.88
  4. Step 4: Simplify right side
    29,247.99x = 666,133,340.81
  5. Step 5: Solve for x
    x = 666,133,340.81/29,247.99
  6. Step 6: Final answer
    x = 22,775.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.